Best Core Strength & Abdominal Trainers of 2025

“I was initially hesitant about this machine due to my lower back pain, but it works great and I felt no discomfort while using it. My husband loves it too!”

“I was uncertain which brand to choose, but I decided on this one. Assembly took about 10 minutes, and I quickly realized I needed to ensure the handlebars were positioned correctly for comfort. Although I’m missing one rubber foot, I still find it sturdy and effective.”

“I love this machine! It’s fun to use and I can definitely feel it working. It feels sturdy and the movements are smooth. You’ll be glad you got it!”

"At 65 years old, I don’t typically work out, but this machine has been an awesome investment! It came fully assembled and is incredibly easy to use, effectively working my entire body."

"I bought this for light home workouts and I couldn’t be happier! After serving in the Army, I struggled with sit-ups, but this machine has helped me regain my strength. It’s a great value with a variety of exercises included and fits perfectly under my bed."

"I needed something to ease my tailbone while doing sit-ups, and this is exactly what I was looking for. The adjustable resistance has led to noticeable improvements in my abs, and it’s easy to store when not in use."

"I just received this today and I have no regrets. It was a little tricky but easy to assemble. When I tried it out, it was exactly what I expected for focusing on core strength. Definitely a good buy, I give it 5 stars!"

"Putting this together was by far the easiest I've ever done. Sure, the directions are quite small and might assume some prior knowledge, but if you problem-solve, it's rather simple. Coming from someone who never gets it right on the first try, I'm pleasantly pleased with the machine itself. It's challenging, especially if you're starting from zero, but I'm taking it slow and feeling good sore."

"Initially, I thought my husband had it locked because I couldn't pull myself upward. Once he adjusted the pin for my height, I could finally use it. I immediately felt it working in my lower abs! After using it daily for over a week, it does get easier. I really appreciate the knee and elbow support."

"I found it easy to put together and it conveniently stores against the wall, making it quick to access. Despite my injury, it's lightweight enough for me to set up myself. I was worried it would hurt, but it actually helps me work muscles I otherwise couldn’t without straining my back. After just a few days, I’m really satisfied with the muscle burn!"

"I recently bought the ZELUS Ab Crunch and I’m thrilled with its sleek design and sturdy build. It really enhances my core workouts. The digital display is amazing for tracking my progress, keeping me motivated. The only downside was the lack of assembly instructions, which made it a bit tricky to set up. Regardless, it’s a fantastic addition to my home gym!"

"I purchased this ab trainer and I'm already seeing positive results! My stomach is tighter and I have more definition. It's exactly what I wanted—simple to use without back strain. Plus, it folds up like an ironing board for easy storage. I highly recommend it!"

"I was initially skeptical about this machine, but after receiving it, I decided to give it a try. Assembly was a breeze, and I can feel it working my stomach muscles that I haven't exercised in years. I targeted a specific area that has always been a challenge for me, and I woke up sore the next day, which is a good sign! It's lightweight and folds up easily, making it convenient to store. I'm happy I decided to keep it; it's definitely worth the investment."

"After seeing this advertised on TikTok, I bought it to help slim down my stomach. Putting it together was simple, and it has a setting for everyone, from beginners to experts. Weighing around 215 lbs and not in the best shape, I started slowly to avoid injury. I felt the burn in my abs and even my upper arms, and I woke up sore the next day. The machine is sturdy and comfortable, with no back pain at all during use. It folds up nicely, taking up minimal space. I'm excited to see my results!"

"This machine is decent and easy to assemble. It's sturdy and definitely effective for my needs. I appreciate the different levels, as I’m starting at level one. After purchasing, I noticed it for half the price elsewhere, but I'm still satisfied with my choice."

"I absolutely love this ab machine. It works great and is easy to use. It's so much better than doing sit-ups on the floor; you really feel it. It's sturdy enough and doesn’t shake at all when I use it. I highly recommend it!"

"This product has revolutionized my ab workout routine! It’s compact yet powerful, providing an intense workout for my core. Suitable for all fitness levels, the durable construction gives me confidence in its longevity. Assembly was a breeze, and the impact on my ab strength has been impressive after just a few weeks. Say goodbye to mundane crunches!"

"I got this for my fiancé, and she loves it. It was super easy to assemble and doesn’t take up much room. The quality is okay; it feels a bit cheap since there’s not much to it, but it works well."

"This machine is challenging, but totally worth it for the incredible results it delivers for my abs and core."

"I assembled the machine and tested it out—it's definitely a solid workout, and I'm excited to track my progress. However, I noticed that the knee pads are smaller than those on other models, making them a bit uncomfortable. Also, this model isn't foldable unless I remove a piece, which seems overly complicated. It does feel a bit wobbly at times, but I'm hoping to avoid any injuries while using it. Overall, it's a great workout, but I might consider a different model in the future."

"With this machine, I really feel the burn! It's lightweight and easy to transport, yet it’s sturdy enough for both my husband and me to use comfortably."

"This little machine packs a punch! I found it very easy to assemble, which was important for me. It folds up easily and fits nicely against the wall or under my bed. After my first workout, my abs were sore for days, so I know it’s really targeting them effectively! It’s a smooth, quiet workout that you’ll definitely feel! Great product!"

"I was looking for something to get my abs burning without experiencing back pain from crunches, and this is it! It makes my abs hurt even more! Love it!"

"Putting it together and using it was a breeze. I got a great workout from it!"

"This was my first time using the machine. After not exercising for years, the first day was tough, but I adapted quickly. After two days of doing 100-150 reps, I felt a satisfying soreness in my lower abs. I appreciate that it also targets my arms, legs, and glutes. Plus, it really helps alleviate my back pain when I get enough exercise."

"I was pleasantly surprised by this ab machine. It's a challenge, which I love! The build quality is impressive and the adjustable resistance makes it versatile. The setup was straightforward, though I struggled a bit with the instructions. Thankfully, a quick online search helped me utilize it effectively. It's now one of my favorite workout tools!"

"As someone who hasn't worked out consistently in a while, I found this machine easy to assemble. However, the manual lacks details on usage and difficulty adjustments. I figured out that raising the handlebars increases the workout's intensity significantly. Just a tip: when using it backward or with one leg, keep a foot on the bottom crossbar for stability."